Improve error message when shared port daemon fails to connect after trying both anonymous and named unix domain sockets.
Improve error message when shared port daemon fails to connect after trying both anonymous and named unix domain sockets.

htcondor/htcondor,htcondor/htcondor,htcondor/htcondor,htcondor/htcondor,htcondor/htcondor,htcondor/htcondor,htcondor/htcondor,htcondor/htcondor